【摘要】 针对高层建筑动力分析中较多采用的层间剪切模型，考虑ＰΔ效应的影响，推导出多、高层建筑动力分析时修正后的整体刚度矩阵。更多还原

【Abstract】 Considered the P effect in dynamic analysis of multiple freedom degree system,a revised assemblage stiff matrix was deduced using the idea of hypothetical horizontal load in static analysis.更多还原